THC15A 12V DC Weekly Programmable Digital Timer Switch
THC15A 12V DC Weekly Programmable Digital Timer Switch has a 5-10 day lead time before dispatch. Order will only be sent once all items are available for delivery.
The THC15A is a digital weekly programmable timer switch for DIN rail mounting. This version runs from a 12V DC supply. You can program up to 16 ON/OFF events and assign them to specific days of the week or to every day, so it handles anything from a simple daily lighting schedule to a different routine each day. A built-in lithium battery keeps the clock and your programs running through a power loss for up to 3 years.
Key Features
- 12V DC supply version
- Weekly programming with 16 ON and 16 OFF events
- Choose the same schedule every day, weekdays only, weekends only, or individual days
- Minimum switching interval of 1 minute
- Pulse mode (bell ringing) with adjustable pulse length from 1 second to 59 minutes 59 seconds
- Countdown mode from 1 second to 59 minutes 59 seconds
- Manual override button for instant ON, OFF or return to automatic
- Switchable 12 hour or 24 hour clock display
- Automatic weekly time correction
- Clear LCD display
- Built-in lithium battery with a 3 year power reserve
- Compact 36mm wide body for standard 35mm DIN rail
Contact Ratings
- Resistive load: 25A
- Inductive load: 16A
- Output: 1 x changeover contact (NO and NC)
Specifications
| Model | THC15A |
|---|---|
| Supply voltage | 12V DC |
| Programs | 16 ON / 16 OFF per week |
| Minimum interval | 1 minute |
| Time accuracy | 1 second per day or better at 25°C |
| Display | LCD |
| Output contact | 1 changeover (NO + NC) |
| Resistive load | 25A |
| Inductive load | 16A |
| Power reserve | 3 years (lithium battery) |
| Operating temperature | -10°C to +40°C |
| Operating humidity | 35% to 85% RH |
| Mounting | 35mm DIN rail |
| Dimensions | 36mm (W) x 86.5mm (H) x 65.5mm (D) |
| Weight | Approx. 120g |
Typical Applications
- Lighting control for signage, shopfronts and display cases
- Irrigation pumps and garden watering
- Ventilation fans and heating
- School bells and alarms using pulse mode
- Aquarium, workshop and 12V DC equipment schedules
- Any equipment that needs a different schedule on different days
What's Included
- 1 x THC15A weekly programmable timer switch
- 1 x instruction manual
Please note: This is the 12V DC supply version. Do not connect it to mains voltage. Check that your load is within the contact ratings above before use. Wiring that involves mains voltage should be carried out by a licensed electrician.
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